It is easy to wonder what it is about this process that makes it so special and effective; it is really a process worth knowing. The process of dye sublimation printing takes place with the help of dye sublimation printers that allow t-shirt printing businesses to print photo-lab quality photos right in their counter-tops. As the price of these printers go down, it becomes easier for businesses to print top quality designs on t-shirts and other items as well.